Results 1 to 10 of about 525,988 (151)

Censorship: the Key to Lock-In? [PDF]

open access: yes, 2005
Markets for information and entertainment are frequently characterized by increasing returns to scale in production and distribution. This implies that incumbent technologies enjoy an advantage over newcomer technologies; such markets can become locked ...
Brendan M. Cunningham
core   +1 more source

Implementation of Suitcase Lock Security System Using Near Field Communication (NFC) and Global Positioning System (GPS)

open access: yesJurnal Jaringan Telekomunikasi, 2023
A key is a tool made of metal to open or fasten a door or object that has a lock by inserting it into the hole in the main key. The lock itself is usually used on doors, suitcases, or other objects that require security.
Hudiono Hudiono   +2 more
doaj   +1 more source

A Secure Scan Architecture Protecting Scan Test and Scan Dump Using Skew-Based Lock and Key

open access: yesIEEE Access, 2021
Scan-based Design for Testability (DFT) is widely used in industry as it consistently provides high fault coverage. However, scan-based DFT is prone to security vulnerabilities where attackers use the scan design to obtain secret information from the ...
Hyungil Woo, Seokjun Jang, Sungho Kang
doaj   +1 more source

Acoustically levitated lock and key grains

open access: yesPhysical Review Research, 2023
We present a scheme for generating shape-dependent, specific bonds between millimeter scale particles, using acoustic levitation. We levitate particles in an ultrasonic standing wave, allowing for substrate-free assembly.
Melody X. Lim, Heinrich M. Jaeger
doaj   +1 more source

Loki: A Physical Security Key Compatible IoT Based Lock for Protecting Physical Assets

open access: yesIEEE Access, 2022
The twenty first century has witnessed an enormous rise in data produced per person and it has also witnessed newer and advanced forms of digital attacks and instinctively, witnessed a rise in the need for data protection.
Sibi Chakkaravarthy Sethuraman   +5 more
doaj   +1 more source

Lock and Key: Why Rickettsia Endosymbionts Do Not Harm Vertebrate Hosts?

open access: yesPathogens, 2022
Are tick endosymbionts transmitted to and able to injure vertebrate hosts [...]
Alejandro Cabezas-Cruz   +1 more
doaj   +1 more source

Analytical and Experimental Investigation into Pre-Stressed Carbon Fiber Reinforced Polymer (CFRP) Fatigue Retrofits for Steel Waterway Lock-Gate Structures

open access: yesMetals, 2022
Lock gates are an important part of the transportation infrastructure within the United States (US). Unfortunately, many existing lock gates have reached or exceeded their initial design lives and require frequent repairs to remain in service ...
Christine Lozano   +3 more
doaj   +1 more source

Lock-and-Key Exciplexes for Thermally Activated Delayed Fluorescence

open access: yesOrganic Materials, 2020
We combine synthetic supramolecular chemistry and materials science to develop novel exciplexes for thermally activated delayed fluorescence. Our approach starts from a bowl-shaped acceptor molecule for which we synthesize tailor-made donors that bind in
Constantin-Christian A. Voll   +11 more
doaj   +1 more source

Design on Novel Door Lock Using Minimizing Physical Exposure and Fingerprint Recognition Technology

open access: yesJOIV: International Journal on Informatics Visualization, 2022
Digital door locks are widely used not only in general homes such as houses and apartments, but also in spaces where external intrusion must be prevented based on high security and convenience. Recently, smart door locks with additional technologies such
Seungdo Jeong
doaj   +1 more source

Improvement on the Key Element of Flexible U-Shaped Steel Support and Its Field Applications

open access: yesAdvances in Civil Engineering, 2022
In China, there are a significant numbers of soft rocks roadways in underground coal mines. The roofs of these roadways are generally highly fractured, and traditional bolt installation does not provide sufficient supporting capacity.
Zhili Su   +4 more
doaj   +1 more source

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